package com.xing.gulimall.product.exception;

import com.xing.common.exception.BizCodeEnum;
import com.xing.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author 邢福豪
 * @date 2022/9/29 17:00
 */

@Slf4j
@RestControllerAdvice(basePackages = "com.xing.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class) // 也可以返回ModelAndView
    public R handleValidException(MethodArgumentNotValidException e){

        log.error("数据校验出现问题{},异常类型{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();

        Map<String,String> errorMap=new HashMap<>();

        // 获取数据校验的错误结果
        bindingResult.getFieldErrors().forEach(fieldError -> {
            String message = fieldError.getDefaultMessage();
            String field = fieldError.getField();
            errorMap.put(field,message);
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }


    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误：",throwable);
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg());
    }


}